/*
 * Copyright 1999-2021 Alibaba Group Holding Ltd.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.aliyun.odps.mma.server.event;

import java.util.Objects;

public class MmaTaskSucceedEvent extends BaseMmaEvent {

  private String taskId;
  private Integer numOfPartitions;

  public MmaTaskSucceedEvent(String taskId) {
    this(taskId, null);
  }

  public MmaTaskSucceedEvent(String taskId, Integer numOfPartitions) {
    this.taskId = Objects.requireNonNull(taskId);
    this.numOfPartitions = numOfPartitions;
  }

  @Override
  public MmaEventType getType() {
    return MmaEventType.TASK_SUCCEEDED;
  }

  @Override
  public String toString() {
    if (numOfPartitions == null) {
      return String.format("Task succeeded: %s", taskId);
    } else {
      return String.format("Task succeeded: %s, includes %d partition(s)", taskId, numOfPartitions);
    }
  }
}
